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CSD 316 - Swallowing: Anatomy and Physiology
Test 3
20
Speech-Language Pathology
Undergraduate 3
04/15/2013

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Cards

Term
how are the cheeks important for chewing?
Definition
they retain food in the mouth for chewing - without your cheeks you won't be able to hold food in your mouth while you chew it down into smaller pieces.
Term
where are the sulci located?
Definition
in the grooves between the hum and the cheek/lip
Term
how would the mandibular sulci be affected if a person had a stroke?
Definition
they may not be able to feel this part of their mouth so if food gets stuck here bacteria can grow on it because they won't feel the food.
Term
what is the muscular powerhouse for chewing?
Definition
the tongue
Term
when the food reaches the ________________ it send a singal to the brain to look out for food coming down and to send it to the right place
Definition
faucial pillars
Term
what does the alveolar ridge/hard palate do for the swallowing process?
Definition
It does not have an active role - however a person without these structures will have a harder time swallowing
Term
what is the picket formed between the epiglottis and the base of the tongue that cups the food?
Definition
valleculae
Term
is it normal for food to go into the veliculi before going down?
Definition
yes - but it's a problem for adults
Term
food and liquid travel around the larynx via what?
Definition
the pyriform sinuses (and then travels safely into the epiglottis)
Term
what is the role of the pharyngeal constrictors?
Definition
to squeeze a bolus down into the esophagus
Term
what is a long narrow tube who's job is the carry food from the pharynx to the stomach?
Definition
esophagus
Term
what do the paired sphincters prevent from happening?
Definition
acid from the stomaching coming up into the esophagus
Term
what do you need to create for a swalllow to work?
Definition
a series of pressure differenetials
Term
how do we create pressure diffenentials?
Definition
move food posteriorly and inferiorly while briefly closing off the airway
Term
how do the lips help in swallowing?
Definition
it makes a tight seal so the food is contained within the oral cavity
Term
what role does the tongue and hard palate play in swallowing?
Definition
the tongue goes up against the hard palate
Term
can we control the base of our tongue? posterior pharyngeal wall?
Definition
no - no
Term
what three things are all in the larynx?
Definition
epiglottis, true vocal folds, false vocal folds
Term
what is the most superior layer of protection during a swallow? medial? inferior?
Definition
superior: epiglottis
medial: false folds
inferior: true folds
Term
how does the upper esophageal sphincter work as a valve?
Definition
it allows food to get out of the pharynx and into the esophagus
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